diff options
| author | Leonid Yegoshin <Leonid.Yegoshin@imgtec.com> | 2014-11-24 10:59:02 +0100 |
|---|---|---|
| committer | Markos Chandras <markos.chandras@imgtec.com> | 2015-02-17 16:37:24 +0100 |
| commit | 180b1e3bfe3cd99225a901c00daba0327265118e (patch) | |
| tree | d804bb89906c395cba9594da373d5db8b2ba6f45 /arch/mips/kernel/cpu-bugs64.c | |
| parent | MIPS: asm: local: Set the appropriate ISA level for MIPS R6 (diff) | |
| download | linux-180b1e3bfe3cd99225a901c00daba0327265118e.tar.xz linux-180b1e3bfe3cd99225a901c00daba0327265118e.zip | |
MIPS: kernel: cpu-bugs64: Do not check R6 cores for existing 64-bit bugs
The current HW bugs checked in cpu-bugs64, do not apply to R6 cores
and they cause compilation problems due to removed <R6 instructions,
so do not check for them for the time being.
Reviewed-by: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Diffstat (limited to 'arch/mips/kernel/cpu-bugs64.c')
| -rw-r--r-- | arch/mips/kernel/cpu-bugs64.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/mips/kernel/cpu-bugs64.c b/arch/mips/kernel/cpu-bugs64.c index 2d80b5f1aeae..09f4034f239f 100644 --- a/arch/mips/kernel/cpu-bugs64.c +++ b/arch/mips/kernel/cpu-bugs64.c @@ -244,7 +244,7 @@ static inline void check_daddi(void) panic(bug64hit, !DADDI_WAR ? daddiwar : nowar); } -int daddiu_bug = -1; +int daddiu_bug = config_enabled(CONFIG_CPU_MIPSR6) ? 0 : -1; static inline void check_daddiu(void) { @@ -314,11 +314,14 @@ static inline void check_daddiu(void) void __init check_bugs64_early(void) { - check_mult_sh(); - check_daddiu(); + if (!config_enabled(CONFIG_CPU_MIPSR6)) { + check_mult_sh(); + check_daddiu(); + } } void __init check_bugs64(void) { - check_daddi(); + if (!config_enabled(CONFIG_CPU_MIPSR6)) + check_daddi(); } |